NGC281 Pacman Nebula #5

 Posted: May 31st, 2025
Show astrometry on hover
NGC
IC
HD
Technical Info
Telescope/Lens: Askar FRA300 Pro
Camera: ZWO ASI533MC Pro
Mount: ZWO AM3
Guide Scope: ZWO APO 30mm F/5
Guide Camera: ZWO ASI120 Mini
Software: ASIAIR, Siril
Accessories: Optolong IR-UV Cut filter
Exposure:
51 x 60" ISO/Gain: 100
Red, Bortle 7 zone:
 Novosibirsk, Russia
 May 29th, 2025
51 m
404
Resolution: 3008x3008 px
Scale: 11673 KB
Another test FRA300.
Updated
  13 Jun, 2025
  8 h 41 m
Stars were taken from 10 sec subs through StarNet. Otherwise, cropping was done, I'll see which framing option is better.
  13 Jun, 2025
  8 h 40 m
Continuing to accumulate Pacman in Ha-OIII. The drizzle 2 option.
  7 Jun, 2025
  11 h 53 m
Put it all together (each stack has its own calibration files). Without star processing.
  7 Jun, 2025
  3 h 0 m
Narrowband filter. Accumulation is more efficient than for the broadband IR-UV CUT filter.
  5 Jun, 2025
  8 h 54 m
Here I added a stack of 180 seconds. I took the stars from the 10-second layer using StarNet. I adjusted the white balance.
  2 Jun, 2025
  7 h 41 m
Same as #7, but accumulated a bit more. No processing in StarNet.
  1 Jun, 2025
  3 h 20 m
The same as the Pacman Nebula NGC281 #6, but processed in Starnet. Removed the stars and restored them, dimming them.
  1 Jun, 2025
  3 h 20 m
I continue to accumulate Pacman. Only 3 hours. Minimal processing, all in Siril (remove background gradient, remove green noise, auto histogram correction, move…
Current photo
  31 May, 2025
  51 m
Another test FRA300.
  15 May, 2025
  1 h 7 m
The same equipment, ZWO APO 30 F/5 guide on a manual mount. SV705C camera. Gain reduced to 300, exposure 1 sec. Noticeable strong field rotation effect. The neb…
  12 May, 2025
  0
The same as in photo 2, but more stars have been restored.
  12 May, 2025
  46 m
Another test photo with the guider as a telescope, with manual guiding. With the 705 camera, the field of view is much larger than with the 662, so I shot with…
  7 May, 2025
  20 m
Test shot with telescope mounted on tripod, no tracking, from balcony in Bortle 7.
Show changes
Add comment

Comments

There are no comments on this picture yet

Comments are available only to registered users. Register or log in to leave a comment.